Disable SIP ALG on Ubee DVW3201B

Summary

This article will assist a technician or end-user with disabling SIP ALG to support SIP VoIP phones behind the Ubee DVW3201B device.

Details

Prerequisites

User must have administrative rights to the device (if other than default).

Known Issues

Some firmware versions that this device users do not have an option to dislable SIP ALG. Please contact the ISP for further assistance.

No ability to change the DHCP DNS servers to more efficient DNS servers. Many standard ISP DNS servers take too long to relay the Polycom phones' DNS lookup requests, which causes their requests to timeout. This results in call and phone registration issues on Polycom phones only.